package cn.edu.scau.cmi.luochenghao.chapter10;
import java.io.*;
import java.util.*;

public class Example10_16 {
	public static void main(String[] args) {
		File file = new File("student1.txt");
		Scanner sc = null;
		int count = 0;
		double sum = 0;
		try {
			double score = 0;
			sc = new Scanner(file);
			sc.useDelimiter("[^0123456789.]+");
			while(sc.hasNextDouble()) {
				score = sc.nextDouble();
				count++;
				sum = sum + score;
				System.out.println(score);
			}
			double aver = sum/count;
			System.out.println("平均成绩：" + aver);
		}
		catch (Exception exp) {
			System.out.println(exp);
		}
	}
}